Revert of Removing old recipe code

scripts/slave/recipe_modules/recipe_tryjob/test_api.py

+# Copyright 2016 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+from recipe_engine import recipe_test_api
+
+
+class RecipeTryjobTestApi(recipe_test_api.RecipeTestApi):
+  def make_recipe_config(self, name, deps=None):
+    if not deps:
+      deps = []
+
+    # Deps should be a list of project ids
+    config = [
+        'api_version: 1',
+        'project_id: "%s"' % name,
+        'recipes_path: ""',
+        '',
+    ]
+    for dep in deps:
+      config += [
+        'deps {',
+        '  project_id: "%s"' % dep,
+        '  url: "https://repo.url/foo.git"',
+        '  branch: "master"',
+        '  revision: "deadbeef"',
+        '}',
+      ]
+    return '\n'.join(config)